#define _CRT_SECURE_NO_WARNINGS 1
#pragma once

#include <stdio.h>
#include <string.h>

#define MAX_SIZE 10
typedef int SQDataType;

typedef struct SeqList
{
	SQDataType arr[MAX_SIZE];
	int size;
}SL;

//typedef struct SeqList SL;

void SeqListInit(SL* ps);
void SeqListPushBack(SL* ps, SQDataType x);
void SeqListPushFront(SL* ps, SQDataType x);
void SeqListPopBack(SL* ps);
void SeqListPopFront(SL* ps);
